/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)capture.c 8.1 (Berkeley) 5/31/93
* $FreeBSD: src/games/trek/capture.c,v 1.4 1999/11/30 03:49:43 billf Exp $
* $DragonFly: src/games/trek/capture.c,v 1.3 2006/09/07 21:19:44 pavalos Exp $
*/
# include "trek.h"
static struct kling *selectklingon(void);
/*
** Ask a Klingon To Surrender
**
** (Fat chance)
**
** The Subspace Radio is needed to ask a Klingon if he will kindly
** surrender. A random Klingon from the ones in the quadrant is
** chosen.
**
** The Klingon is requested to surrender. The probability of this
** is a function of that Klingon's remaining power, our power,
** etc.
*/
void
capture(__unused int unused)
{
int i;
struct kling *k;
double x;
/* check for not cloaked */
if (Ship.cloaked)
{
printf("Ship-ship communications out when cloaked\n");
return;
}
if (damaged(SSRADIO))
return (out(SSRADIO));
/* find out if there are any at all */
if (Etc.nkling <= 0)
{
printf("Uhura: Getting no response, sir\n");
return;
}
/* if there is more than one Klingon, find out which one */
k = selectklingon();
Move.free = 0;
Move.time = 0.05;
/* check out that Klingon */
k->srndreq++;
x = Param.klingpwr;
x *= Ship.energy;
x /= k->power * Etc.nkling;
x *= Param.srndrprob;
i = x;
# ifdef xTRACE
if (Trace)
printf("Prob = %d (%.4f)\n", i, x);
# endif
if (i > ranf(100))
{
/* guess what, he surrendered!!! */
printf("Klingon at %d,%d surrenders\n", k->x, k->y);
i = ranf(Param.klingcrew);
if ( i > 0 )
printf("%d klingons commit suicide rather than be taken captive\n", Param.klingcrew - i);
if (i > Ship.brigfree)
i = Ship.brigfree;
Ship.brigfree -= i;
printf("%d captives taken\n", i);
killk(k->x, k->y);
return;
}
/* big surprise, he refuses to surrender */
printf("Fat chance, captain\n");
return;
}
/*
** SELECT A KLINGON
**
** Cruddy, just takes one at random. Should ask the captain.
*/
static struct kling *
selectklingon(void)
{
int i;
if (Etc.nkling < 2)
i = 0;
else
i = ranf(Etc.nkling);
return (&Etc.klingon[i]);
}